Beckmann Reaction - an overview | ScienceDirect Topics
Beckmann Rearrangement of Oximes under Very Mild Conditions | The Journal of Organic Chemistry
The Mechanochemical Beckmann Rearrangement: An Eco-efficient “Cut-and-Paste” Strategy to Design the “Good Old Amide Bond” | ACS Sustainable Chemistry & Engineering
File:Beckmann-rearrangement mechanism.svg - Wikipedia
Illustrated Glossary of Organic Chemistry - Beckmann rearrangement